using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;namespace Entity.SYJ{	[Table("sys_promotion_down")]	public class SysPromotionDown{		private int _ibillno;		private int _isn;		private int _id_status;		public int ibillno		{			get { return _ibillno; }			set { _ibillno = value; }		}		[Key]		public int isn		{			get { return _isn; }			set { _isn = value; }		}		public int id_status		{			get { return _id_status; }			set { _id_status = value; }		}	}}